No products in the cart.

If 9th term of an A.P …

CBSE, JEE, NEET, CUET

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

If 9th term of an A.P is 0, show that 29th term is twice its 19th term
  • 1 answers

Gaurav Seth 5 years, 1 month ago

Let the first term of an A.P. = a

And common difference = d

Given: 9th term of an A.P. is 0. Therefore,

We have to prove that 

Thus,

And

From equation (2) and (3),

Hence proved

http://mycbseguide.com/examin8/

Related Questions

X²-3x-4=0
  • 0 answers
[ ]/[ ] of 125 =100
  • 0 answers
Tc9fvyfi6ez
  • 0 answers
2x-3y=8 answer
  • 0 answers

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Download myCBSEguide App